Commodity2005200620072008200920102011
Tetrahydrofuran$1,900$448$32$1,503$1,581$1,252$1,085
2-Furaldehyde (furfuraldehyde) $8 $35  $66
Furfuryl alcohol & tetrahydrofurfuryl alcohol    $182 $194
Heterocyclic comps. cont. an unfused furan ring (whether or not hydrogenate ...$46$486$8,868$11,321$6,905$14,942$10,751
Coumarin, methylcoumarins & ethylcoumarins   $1,831   
Lactones (excl. coumarin, methylcoumarins & ethylcoumarins)$17,555$6,043$17,746$188,918$52,410$19,764$10,752
Total$19,501$6,985$26,646$203,608$61,078$35,958$22,848